Even though its slow mo, you should still use a tripod. It helps and makes your shots look way more professional. I could tell you didn't use one, and slowing down the video will never deaden the slight movements enough to make them unnoticeable.
OP: "If you suddenly skied off a huge fuckin cliff and you only had time to throw one last trick before you died, what would it be?"
Malcolm: "id probably just flail my self to death"
"If the overall quality of your film depends on what you shot it on, you aren't ready to make a film." - Barry Green